52631525442 has 16 divisors (see below), whose sum is σ = 105272541792. Its totient is φ = 17542260000.

The previous prime is 52631525437. The next prime is 52631525447. The reversal of 52631525442 is 24452513625.

It is an interprime number because it is at equal distance from previous prime (52631525437) and next prime (52631525447).

It is a self number, because there is not a number n which added to its sum of digits gives 52631525442.

It is not an unprimeable number, because it can be changed into a prime (52631525447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 322323 + ... + 457334.

It is an arithmetic number, because the mean of its divisors is an integer number (6579533862).

Almost surely, 2^52631525442 is an apocalyptic number.

52631525442 is an abundant number, since it is smaller than the sum of its proper divisors (52641016350).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52631525442 is a wasteful number, since it uses less digits than its factorization.

52631525442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 790913.

The product of its digits is 288000, while the sum is 39.

The spelling of 52631525442 in words is "fifty-two billion, six hundred thirty-one million, five hundred twenty-five thousand, four hundred forty-two".